In this article, we discuss how to write a resignation letter when you're unhappy with management and we offer templates and examples you can use as a guide. We've rounded up tips and examples for writing a resignation letter that'll help you maintain work relationships long after leaving a company.Looking to resign with a Unfair Treatment Resignation Letter? Use our resignation letter template for reason roles. I'm writing my resignation letter and I intend to explain my side of the story in my "State the reasons why you're resigning" part of the letter. The following sample resignation letter includes details on why the employee finds conditions unsatisfactory. A negative resignation letter will only present you in a bad light. You don't need to put a reason. One that is often overlooked is having to deal with an employee leaving the company. Employees leave for various reasons.